normally, they avoid people. >> when they do appear, the research team leads the polar bears in peace as long as they do not come into the camps or go into the provisions 10. a warning shot is all that it takes to scare them off. >> we heard that a whale got stranded in neighboring petunia day a few weeks ago. whenever a whale gets beach, polar bears will be attracted. when we got here yesterday, the russians told us they had spotted polar bears around the whale. they were just sitting out there enjoying a meal. >> everyone has to carry a rifle for protection. it also carries one, an old german army model. people have to be prepared to scare off there's for their own protection and the bears' -- people have to be prepared to scare off bears. we get the chance to enjoy an arctic summer. little grows here, but what does has plenty of space. the longer summer seasons means there's plenty of plant life. >> these little plants are the only trees in the region. the first time i was here, my professor won me to be careful. i asked why. he told me i had just walked over a forest. of course, t